1312126 has 4 divisors (see below), whose sum is σ = 1968192. Its totient is φ = 656062.

The previous prime is 1312093. The next prime is 1312133. The reversal of 1312126 is 6212131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6212131 = 47 ⋅132173.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328030 + ... + 328033.

It is an arithmetic number, because the mean of its divisors is an integer number (492048).

2^1312126 is an apocalyptic number.

1312126 is a deficient number, since it is larger than the sum of its proper divisors (656066).

1312126 is an equidigital number, since it uses as much as digits as its factorization.

1312126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656065.

The product of its digits is 72, while the sum is 16.

The square root of 1312126 is about 1145.4806851274. The cubic root of 1312126 is about 109.4775778892.

Adding to 1312126 its reverse (6212131), we get a palindrome (7524257).

The spelling of 1312126 in words is "one million, three hundred twelve thousand, one hundred twenty-six".